Explanation

The number of games played is the total of the wins and losses, (20+15 = 35). Write the ratio and simplify it: 20/35 = 4/7.

A rental store charges a fine of 25 percent of the usual full-day rental rate for each hour that an item is late. Ryan rented a rototiller for one day for \(\$40\). He returned it 3 hours late. How much was his total bill for the rental and the fine?

In his will, Mr. Adams left 25% of his estate to his wife and unevenly divided the balance between his son and his daughter. If the son received \(\$36,000\) as his share, what was the total value of the estate?

Which of the following expressions is equivalent to 3x(2+5y)?